CN1686653A - Processing method of press forming soldering high rolling composite blank - Google Patents

Processing method of press forming soldering high rolling composite blank Download PDF

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Publication number
CN1686653A
CN1686653A CN 200510033984 CN200510033984A CN1686653A CN 1686653 A CN1686653 A CN 1686653A CN 200510033984 CN200510033984 CN 200510033984 CN 200510033984 A CN200510033984 A CN 200510033984A CN 1686653 A CN1686653 A CN 1686653A
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China
Prior art keywords
plate
plied timber
processing
parent metal
compound base
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CN 200510033984
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CN100371121C (en
Inventor
严孟杰
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JIXIN (YINGDE) HOT ROLLING STAINLESS COMPOSITE STEEL CO Ltd
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JIXIN (YINGDE) HOT ROLLING STAINLESS COMPOSITE STEEL CO Ltd
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Priority to CNB2005100339844A priority Critical patent/CN100371121C/en
Publication of CN1686653A publication Critical patent/CN1686653A/en
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Publication of CN100371121C publication Critical patent/CN100371121C/en
Expired - Fee Related legal-status Critical Current
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Abstract

A technology for making the combined blank includes providing the basic metal plate and additional metal plate, cleaning their surfaces, putting two additional metal plates between two basic ones, putting solder between the basic and additional metal plates, putting the high-temp detackifier between two additional metal plates, welding sealing plates on their periphery while pressing, drilling holes, vacuumizing, heating, hot pressing and cooling.

Description

A kind of processing method of press forming soldering high rolling composite blank
Technical field
The present invention relates to produce the high rolling composite blank manufacturing technology of composite metal plate, be meant a kind of processing method of press forming soldering high rolling composite blank especially.
Background technology
The application of metal composite steel plate, compound roll bending is mainly based on economy and aim of saving, and the specific use on various device.For example, requirement possesses the pressure vessel plate of resistance to corrosion, to adopt the corrosion resistant plate manufacturing more reasonable, but cost height, if adopt normal carbon steel plate and the same pressure vessel plate of the compound composite plate manufacturing that makes of corrosion resistant plate, the thickness of corrosion resistant plate only integral thickness 2~10%, so not only satisfied the corrosion resistance and the sufficiently high intensity of container, and reduced cost greatly.In addition, some has the metal material of superior heat resistance, corrosion-resistant and conduction, heat conductivility, as copper, manganese, titanium or chromium etc., the problem that has scarcity of resources, if adopt bilayer or multilayer composite sheet, not only help saving resource, also can satisfy the special requirement in a lot of engineerings.The production of traditional composite metal plate mainly is to adopt the blasting procedure manufacturing, the shortcoming that exists is: the faying face between parent metal and the plied timber is a physical bond, its bond strength is low, thereby the back poor processability of composite plate, can not bend, processing such as folding, weldering, pressure.Chinese patent " a kind of metal composite solder " (patent No. ZL94108021.7) discloses a kind of metal composite and has filled a prescription with solder, on this basis, the present inventor has proposed to utilize this solder prescription to produce the method for composite metal plate, makes the interlaminar shear strength of parent metal plate and clad metal sheet reach 210MPa~350MPa; But have that special equipment is many, equipment has high input, can not be in common deficiencies such as medium section mill production composite plate, make great efforts for many years through the inventor, the application for a patent for invention of " adopting compound base to produce the method for brazing hot rolled metal composite plate " has been proposed, application number: the 200510033870.X applying date: 2005 produce April 4 per year, utilize this method can roll out the composite metal plate of all size at common medium section mill.But the compound base in the said method make and use in have a following deficiency: (1) does not have adhesion between because of basal plate and complex laminate, not stratified destruction of causing during for the assurance hot rolling to equipment, the periphery of two-layer basal plate must be carried out soldering, and the degree of depth of weld seam should be greater than 25mm, this need consume a large amount of welding material and artificial, causes that production cost is higher, the production cycle is long; (2) after compound base was rolled into composite metal plate, the side cut waste was big, and the side cut amount on its every limit is all greater than 80mm.
Summary of the invention
The object of the present invention is to provide the processing method of a kind of compression moulding soldering high rolling composite blank that a kind of production cost is lower, the cycle is short, efficient is high, loss is little.
The object of the present invention is achieved like this: a kind of processing method of press forming soldering high rolling composite blank comprises the steps: that (1) determine the material and the appearance and size of parent metal plate, plied timber plate according to product requirement; (2) cleaning parent metal plate, plied timber plate treats composite surface; (3) assembly: with two overlapping being placed between two blocks of parent metal plates of plied timber, and between parent metal plate and plied timber plate, place cored solder, prevent the high temperature antitack agent between two blocks of plied timber plates, the periphery edge welded seal plate in two-layer basal plate under pressure seals the plied timber plate; (4) boring vacuumizes; (5) the compound base after will vacuumizing is heated to more than the melting point of cored solder, hot-forming back cooling on press.
Parent metal plate described in the processing method of above-mentioned a kind of press forming soldering high rolling composite blank is a kind of in carbon steel plate, the alloy-steel plate, and described plied timber plate is a kind of in corrosion resistant plate, copper coin, titanium plate or the aluminium sheet.
Cored solder described in the step in the processing method of above-mentioned a kind of press forming soldering high rolling composite blank (3) contains the chemical analysis of following weight percentage: Cr6~8%, B2.75~3.5%, Si4~5%, Fe2~4%, C<0.1%, Co3.4%, W2.5%, surplus are Ni, cored solder is a kind of in paper tinsel material, plating material or the brush material, and thickness is 1~10 micron.
Assembly pressure in the step in the processing method of above-mentioned a kind of press forming soldering high rolling composite blank (3) is not less than 150T/M 2
Should reserve the plied timber plate extension gap of 5~10mm in the processing method of above-mentioned a kind of compression moulding soldering high rolling composite blank in the step (3) during assembly at sealing plate and plied timber plate periphery.
High temperature antitack agent described in the step in the processing method of above-mentioned a kind of press forming soldering high rolling composite blank (3) adopt can anti-1400~1500 ℃ of temperature high purity metal oxide superfine powder, as the light magnesium oxide superfine powder etc.
The condition of vacuumizing of step in the processing method of above-mentioned a kind of press forming soldering high rolling composite blank (4) is: 400 ℃ ± 10 ℃ are incubated 30 minutes, continue to vacuumize remaining on 1 * 10 -2Pa~1 * 10 -3Pa.
The hot pressing condition of step in the processing method of above-mentioned a kind of press forming soldering high rolling composite blank (5) is: 900~1200 ℃ of temperature, the pressure of press should make compound base that 5~15% compress variation is arranged.
The present invention compared with prior art, having solved compound base needs technical problem with the parent metal soldering during fabrication, has reduced the welding job amount widely and has saved welding material, reduces production costs; Simultaneously, also can reduce the side cut loss behind the hot-roll forming, further reduce production costs, have huge economic benefit and social benefit.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail, but does not constitute any limitation of the invention.
Fig. 1 is a process flow diagram of the present invention;
Fig. 2 is the combination schematic diagram of compound base among the present invention.
The specific embodiment
As shown in Figure 1, as shown in Figure 1, the processing method of a kind of press forming soldering high rolling composite blank of the present invention, its technological process is: determine basal plate and complex laminate size → surface treatment → assembly → vacuumize → hot-forming, details are as follows to each operation below:
(1) determines basal plate and complex laminate size: material and the appearance and size that at first should select parent metal plate and clad metal sheet according to the requirement of compound base, and the length and width of parent metal plate 1 are the length and width of compound base in the compound base, and the length and width of plied timber plate 2 draw (seeing shown in the accompanying drawing 2) after deducting the plied timber plate 2 extension gaps 6 occupation space sizes of leaving and taking according to need by basal plate 1 corresponding length and width.
(2) surface treatment: the composite surface for the treatment of to the parent metal plate 1 of compound base generally will be with the mode removing rust of mechanical lapping, and make its surfacing, adopt car of the prior art, mill, Bao, mill technology all can realize, also will be with solvent or NaOH oil removing, scrubbing before the assembly; The plied timber plate 2 of compound base is treated that composite surface can be with rubbing down or emery wheel, and sand papering is fallen to pass through after the oxide layer after electrochemical deoiling, pickling, the oven dry standby again.
(3) assembly: assembly generally carries out on the platform of 300T~2000T forcing press according to compound base size, should guarantee that assembly pressure is not less than 150T/M 2During assembly that surface treatment is qualified parent metal plate 1, plied timber plate 2, cored solder 5, antitack agent 3 are arranged by order among Fig. 2 and are compressed, and the welded seal plate 4 then, and cored solder 5 can be paper tinsel material or plating material or brush material, the corresponding mode material loading that pastes, sprays, brushes that adopts, thickness is 1~10 micron; The effect of antitack agent 3 be convenient to suppress, the composite plate after the hot rolling can effectively be separated into two or two volumes, the high purity metal oxide superfine powder that antitack agent 3 general employings can anti-1400 ℃~1500 ℃ of high temperature is as the light magnesium oxide superfine powder; Also should reserve the plied timber plate extension gap 6 of 5~10mm during assembly at sealing plate 4 and plied timber plate 2 peripheries.
(4) vacuumize: the aperture that bores a Φ 12mm at good compound base one end of welding, be used to take away the gas in the complex, then the combination of compound base or the compound base of polylith is connected to vavuum pump and sends into and be heated to 400 ℃ ± 10 ℃ insulations 30 minutes in the heating furnace, continue to find time to remain on 1 * 10Pa -2~1 * 10 -3About Pa.
(5) hot-forming: the compound base that will vacuumize, in heating furnace, be heated to 900~1200 ℃, cooling off after the compression moulding on the workbench of press then, the pressure of press should make compound base that 5~15% compress variation is arranged, and pressure is about 500T/M 2More than, to guarantee forming enough bond strengths between parent metal plate and clad metal sheet, heating furnace can adopt widely used step-by-step movement or pushing type heating furnace etc. in the prior art; Can adopt the water spray cooling after hot-forming, to reduce cool time.
Embodiment 1
Make wide long 2000mm * 350mm * thick 150mm carbon steel, the compound base of stainless steel, wherein stainless thickness 12mm, straight carbon steel are 63mm.Here the length and width of parent metal plate are the length and width of compound base, at first select two Q235 of basic unit carbon steel sheet that are of a size of 2000mm * 350mm * 63mm, size according to the parent metal plate, deducting extension gap 10mm * 2 of length direction, the extension gap 5mm of width * 2, two multiple layer 304 corrosion resistant plate sizes is 1980mm * 340mm * 12mm.
Consult shown in Fig. 2, respectively above-mentioned parent metal plate 1, plied timber plate 2 treated the composite surface processing that eliminates rust, removes contamination, on 500T press platform, carry out assembly then, and between basic unit's carbon steel sheet 1 and multiple layer corrosion resistant plate 2, place 5 microns brazing material layer 5, between two-layer multiple layer corrosion resistant plate 2, place the light magnesium oxide superfine powder, weld the thick sealing plate of 5mm 4 then 2 sealings of plied timber plate as high temperature resistant adherent layer 3; Bore the aperture of a Φ 12mm at good compound base one end of welding, compound base combination is connected to vavuum pump sends into and be heated to 400 ℃ ± 10 ℃ insulations 30 minutes in the heating furnace, continue to find time to remain on 1 * 10 -3About Pa, seal vacuum orifice then, compound base is after heating furnace is heated to 1200 ℃, hot-forming under 500 tonnes of press, and the water spray cooling promptly then.
Embodiment 2
Make wide long 1050mm * 800mm * carbon steel of thick 150mm, the compound base of stainless steel, wherein stainless thickness 10mm, straight carbon steel are 65mm.Here the length and width of parent metal plate are the length and width of compound base, at first select two Q235 of basic unit carbon steel sheet that are of a size of 1050mm * 800mm * 65mm, size according to the parent metal plate, deducting extension gap 5mm * 2 of length direction, the extension gap 5mm of width * 2, two multiple layer 304 corrosion resistant plate sizes is 1040mm * 790mm * 10mm.
Consult shown in Fig. 2, respectively above-mentioned parent metal plate 1, plied timber plate 2 treated the composite surface processing that eliminates rust, removes contamination, on 500T press platform, carry out assembly then, and between basic unit's carbon steel sheet 1 and multiple layer corrosion resistant plate 2, place 5 microns brazing material layer 5, between two-layer multiple layer corrosion resistant plate 2, place the light magnesium oxide superfine powder, weld the thick sealing plate of 5mm 4 then 2 sealings of plied timber plate as high temperature resistant adherent layer 3; Bore the aperture of a Φ 12mm at good compound base one end of welding, compound base combination is connected to vavuum pump sends into and be heated to 400 ℃ ± 10 ℃ insulations 30 minutes in the heating furnace, continue to find time to remain on 1 * 10 -2About Pa, seal vacuum orifice then, compound base is after heating furnace is heated to 1150 ℃, hot-forming under 2000 tonnes of press, and the water spray cooling promptly then.The compound base that method of the present invention is produced is when concrete the use, can use plate or medium section mill production line, hot-continuous-rolling strip steel or roll bending production line of rolling mill in two rollers, three rollers, four rollers of common different roll-forces, be rolled into needed composite metal plate at 1150 ℃.When rolling should according to mill rolling force less than, roll-force a hour direct heat roll, then by cutting edge, be separated into two or two volume composite metal plates; Be rolled into composite metal plate respectively after when mill rolling force is big, should earlier compound base side cut being separated.

Claims (9)

1. the processing method of a press forming soldering high rolling composite blank is characterized in that comprising the steps: that (1) determine the material and the appearance and size of parent metal plate, plied timber plate according to product requirement; (2) cleaning parent metal plate, plied timber plate treats composite surface; (3) assembly: with two overlapping being placed between two blocks of parent metal plates of plied timber, and between parent metal plate and plied timber plate, place cored solder, prevent the high temperature antitack agent between two blocks of plied timber plates, the periphery edge welded seal plate in two-layer basal plate under pressure seals the plied timber plate; (4) boring vacuumizes; (5) the compound base after will vacuumizing is heated to more than the melting point of cored solder, hot-forming back cooling on press.
2. processing method according to claim 1 is characterized in that described parent metal plate is a kind of in carbon steel plate, the alloy-steel plate, and described plied timber plate is a kind of in corrosion resistant plate, copper coin, titanium plate or the aluminium sheet.
3. processing method according to claim 1, it is characterized in that the cored solder described in the described step (3) contains the chemical analysis of following weight percentage: Cr6~8%, B2.75~3.5%, Si4~5%, Fe2~4%, C<0.1%, Co3.4%, W2.5%, surplus are Ni, cored solder is a kind of in paper tinsel material, plating material or the brush material, and thickness is 1~10 micron.
4. method according to claim 1 is characterized in that the assembly pressure in the step (3) is not less than 150T/M 2
5. method according to claim 1 should be reserved the plied timber plate extension gap of 5~10mm at sealing plate and plied timber plate periphery when it is characterized in that assembly in the step (3).
6. method according to claim 1, it is characterized in that the high temperature antitack agent described in the step (3) adopt can anti-1400~1500 ℃ of temperature high purity metal oxide superfine powder.
7. method according to claim 6 is characterized in that described high temperature antitack agent adopts the light magnesium oxide superfine powder.
8. method according to claim 1 is characterized in that the condition of vacuumizing of step (4) is: 400 ℃ ± 10 ℃ are incubated 30 minutes, continue to vacuumize remaining on 1 * 10 -2Pa~1 * 10 -3Pa.
9. according to claim 1 or 3 described processing methods, it is characterized in that the hot pressing condition of step (5) is: 900~1200 ℃ of temperature, the pressure of press should make compound base that 5~15% compress variation is arranged.
CNB2005100339844A 2005-04-06 2005-04-06 Processing method of press forming soldering high rolling composite blank Expired - Fee Related CN100371121C (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100463752C (en) * 2007-10-29 2009-02-25 大连交通大学 Stainless steel dual-polar plate welding method
CN101088694B (en) * 2006-06-15 2011-04-20 杜炜 Multi-layer composite material producing process and apparatus
CN102069289A (en) * 2011-01-27 2011-05-25 东北大学 Preparation method of stainless steel-carbon steel composite board
CN102581554A (en) * 2012-01-28 2012-07-18 孟庆连 Method for producing metal combined plate rolls by hot-rolling brazing
CN103394865A (en) * 2013-07-25 2013-11-20 太原科技大学 Metal clad plate rolling technology capable of making blanks quickly
CN103537881A (en) * 2013-09-30 2014-01-29 中国航空工业集团公司北京航空材料研究院 Method for preparing alclad on surface of aluminum lithium alloy plate
CN104550233A (en) * 2014-12-19 2015-04-29 山东钢铁股份有限公司 Production process for hot-rolled composite blank
CN104998903A (en) * 2015-06-16 2015-10-28 攀钢集团攀枝花钢铁研究院有限公司 Preparation method for titanium-steel composite plate with copper as middle layer
CN105499269A (en) * 2015-12-14 2016-04-20 宝山钢铁股份有限公司 Dual-hardness clad steel plate and production method thereof
CN106794533A (en) * 2014-10-03 2017-05-31 新日铁住金株式会社 The manufacture method and soldered fitting of soldered fitting
CN107186436A (en) * 2017-04-27 2017-09-22 嘉峪关天源新材料有限责任公司 A kind of manufacture method of horizontal disk high gradient intensity magnetic separator composite magnetic gathering medium
CN107775269A (en) * 2016-08-25 2018-03-09 黄绍华 A kind of composite plate and preparation method thereof
CN108220790A (en) * 2018-03-05 2018-06-29 上海大学 A kind of naval vessels clad steel plate and preparation method thereof
CN108393352A (en) * 2018-03-05 2018-08-14 上海大学 A kind of two phase stainless steel/high-strength steel composite board and preparation method thereof

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CN103586304B (en) * 2013-11-11 2015-12-02 沈阳工业大学 A kind of preparation method of magnesium aluminum composite board

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EP0039153B1 (en) * 1980-04-29 1984-10-24 Marston Palmer Ltd. A sheet of foil, clad sheet of aluminium and method of brazing using a strontium containing brazing alloy
GB0027706D0 (en) * 2000-11-14 2000-12-27 Alcan Int Ltd Composite aluminium sheet
FR2818579B1 (en) * 2000-12-22 2003-01-31 Lorraine Carbone PROCESS FOR MANUFACTURING A PLATED PRODUCT COMPRISING A STEEL SUPPORT PART AND AN ANTI-CORROSION METAL COATING
CN1262383C (en) * 2003-09-26 2006-07-05 常熟市不锈钢制品厂 Copper and stainless steel compounding method

Cited By (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101088694B (en) * 2006-06-15 2011-04-20 杜炜 Multi-layer composite material producing process and apparatus
CN100463752C (en) * 2007-10-29 2009-02-25 大连交通大学 Stainless steel dual-polar plate welding method
CN102069289A (en) * 2011-01-27 2011-05-25 东北大学 Preparation method of stainless steel-carbon steel composite board
CN102069289B (en) * 2011-01-27 2012-11-14 东北大学 Preparation method of stainless steel-carbon steel composite board
CN102581554A (en) * 2012-01-28 2012-07-18 孟庆连 Method for producing metal combined plate rolls by hot-rolling brazing
CN103394865A (en) * 2013-07-25 2013-11-20 太原科技大学 Metal clad plate rolling technology capable of making blanks quickly
CN103537881A (en) * 2013-09-30 2014-01-29 中国航空工业集团公司北京航空材料研究院 Method for preparing alclad on surface of aluminum lithium alloy plate
CN103537881B (en) * 2013-09-30 2016-06-22 中国航空工业集团公司北京航空材料研究院 A kind of preparation method of alclad on surface of aluminum lithium alloy plate
CN106794533A (en) * 2014-10-03 2017-05-31 新日铁住金株式会社 The manufacture method and soldered fitting of soldered fitting
CN104550233A (en) * 2014-12-19 2015-04-29 山东钢铁股份有限公司 Production process for hot-rolled composite blank
CN104998903A (en) * 2015-06-16 2015-10-28 攀钢集团攀枝花钢铁研究院有限公司 Preparation method for titanium-steel composite plate with copper as middle layer
CN105499269A (en) * 2015-12-14 2016-04-20 宝山钢铁股份有限公司 Dual-hardness clad steel plate and production method thereof
US10851435B2 (en) 2015-12-14 2020-12-01 Baoshan Iron & Steel Co., Ltd. Dual-hardness clad steel plate and production method thereof
CN107775269A (en) * 2016-08-25 2018-03-09 黄绍华 A kind of composite plate and preparation method thereof
CN107186436B (en) * 2017-04-27 2019-12-27 嘉峪关天源新材料有限责任公司 Manufacturing method of composite magnetic gathering medium for flat ring high-gradient strong magnetic separator
CN107186436A (en) * 2017-04-27 2017-09-22 嘉峪关天源新材料有限责任公司 A kind of manufacture method of horizontal disk high gradient intensity magnetic separator composite magnetic gathering medium
CN108220790A (en) * 2018-03-05 2018-06-29 上海大学 A kind of naval vessels clad steel plate and preparation method thereof
CN108393352A (en) * 2018-03-05 2018-08-14 上海大学 A kind of two phase stainless steel/high-strength steel composite board and preparation method thereof
CN108220790B (en) * 2018-03-05 2019-11-19 上海大学 A kind of naval vessels clad steel plate and preparation method thereof

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Assignee: Yunnan Kungang New Composite Materials Development Co., Ltd.

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